import type { AdapterCapabilities } from "../index.js";
/**
 * What `a` and `b` can both do: every boolean ANDed, the weaker `delimiter`
 * and URL expiry, and the tighter `maxExpiresIn`. `conditional` and `events`
 * come from `a` unchanged — they describe the instance's own adapter (the
 * primary, the hot tier), and each plugin decides them itself.
 */
export declare const intersectCapabilities: (a: AdapterCapabilities, b: AdapterCapabilities) => AdapterCapabilities;
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